Remove dependency: atty

Author: scurest

Cargo.lock

@@ -6,7 +6,6 @@ license = "0BSD"
 edition = "2021"
 
 [dependencies]
-atty = "0.2"
 cgmath = "0.16.0"
 glium = "0.34"
 json = "0.12.4"

Cargo.toml

@@ -1,6 +1,5 @@
 //! Logger that prints messages like `[WARN] Lorem ipsum`.
 
-use atty;
 use log::{self, Log, Level, Metadata, Record};
 use std::io::Write;
 use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor};
@@ -37,7 +36,9 @@ impl Log for Logger {
 }
 
 pub fn init(level: Level) {
-    let use_color = atty::is(atty::Stream::Stderr);
+    use std::io::IsTerminal;
+    let use_color = std::io::stderr().is_terminal();
+
     let logger = Logger { level, use_color };
     let _ = log::set_boxed_logger(Box::new(logger));
     log::set_max_level(level.to_level_filter());